EPA Method 508.1 & 525.2 Pesticide Standard Back Catalog number: 91970 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59472A ICP-MS Verification Standard #1 Price on request 33441 n-Tetradecane Price on request 675090 Mecoprop, 100 µg/ml, Acetonitrile, 5ml Price on request